MASK AND METHOD FOR MANUFACTURING SAME

WIPO Patent Application WO/2017/131210

A1

Provided are: an inexpensive mask and a method for manufacturing the same, the mask itself having good fit and sealing to the face, being unlikely to fog glasses, and, having good adhesion to the face, being unlikely to be vertically displaced, tackiness not being so strong such that pain or other discomfort is experienced when the mask is removed, the elimination of release paper also being possible, etc., and in particular, the mask having good folding workability; and a mask and a method for manufacturing the same in which stringiness can be minimized when a hot-melt material is applied, and reduction in processability and product appearance can be minimized. This mask (1) is characterized by being provided with a hot-melt material (10) that is caused to adhere to a nonwoven cloth around the peripheral edge (4) of the mask inner surface (6), the hot-melt material (10) being in contact with the face (21) when the mask (1) is mounted on the face (21), and the A hardness of the hot-melt material (10) being less than 50. Also, the hot-melt material (10) is characterized by containing a thermoplastic elastomer, and by having a melt viscosity of 180,000 mPa∙s or less at 190°C .

JP6971437	mask
WO/2021/212572	FACE MASK FUSING DEVICE AND FACE MASK MANUFACTURING APPARATUS
JP7273432	mask

TAKAO YUKIHIRO (JP)
YABE HIROSHI (JP)

PCT/JP2017/003061

August 03, 2017

January 27, 2017

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JAPAN CHEMICAL RES & IND LTD (JP)

A41D13/11

WO2014077258A1

2014-05-22

JP2008220528A	2008-09-25
JP2004313397A	2004-11-11
JP2015009151A	2015-01-19
JPH0924323A	1997-01-28

NISHIZAWA Toshio (JP)

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